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Finding the Fourth Proportional to 167,447.91, 231,077.20 and 90,966.40

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Solution

The fourth proportional to 167,447.91, 231,077.20 and 90,966.40 is: 125,533.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,447.91 : 231,077.20 = 90,966.40 : x
  2. Step 2: Convert to fraction form
    167,447.91/231,077.20 = 90,966.40/x
  3. Step 3: Cross multiply
    167,447.91x = 231,077.20 × 90,966.40
  4. Step 4: Simplify right side
    167,447.91x = 21,020,261,006.08
  5. Step 5: Solve for x
    x = 21,020,261,006.08/167,447.91
  6. Step 6: Final answer
    x = 125,533.13

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